<nav class="nav-container">
    <div class="nav-brand">
      <img src="static/img/head.png" alt="LOGO" class="nav-logo">
      <span class="nav-brand-text nav-name">昌辉汽车电器</span>
    </div>
    <div class="nav-buttons">
      <a href="/" class="nav-link"><button class="nav-button">首页</button></a>
      <a href="/PackgeDownloadList" class="nav-link"><button class="nav-button">安装包</button></a>
      <a href="/PageFileList" class="nav-link"><button class="nav-button">文件列表</button></a>
      <button class="nav-button">预留</button>
    </div>    
  </nav>
